Wireshark · Wireshark-users: Re: [Wireshark-users] Question about "bytes in flight"

[Bill Meier <wmeier@xxxxxxxxxxx>]

Stefaan Pouseele wrote:
> To my knowledge the correct value for "Number of bytes in flight" should be
> 23361 - 18981 = 4380 in this case. That is "Next sequence number" from Frame
> 92 minus "Acknowledgement number" from frame 91. 
>
> Is this an known issue or I'm missing something? 

Your calculation would seem correct.

Please file a bug (bugs.wireshark.org) and attach a small capture file 
which shows the problem so it can be looked at.

Thanks